It isn't pretty but this seems to have solved it. I'm sure it looks rather foolish but it works

<Hotkey scrolllockon Tab>
<wait 50>
<sendlabel w1>
<Key %Trigger%>
<wait 50>
<sendlabel w3>
<Key %Trigger%>
<wait 50>
<sendlabel w2>
<Key %Trigger%>
<restore>